Quantitative Aptitude - Arithmetic Ability Questions

A does 60% of a work in 15 days. He then calls B, and they together finish the remaining work in 5 days. How long B alone would take to do the whole work?

∆XYZ is right angled at Y. If CosecX = 17/15, then what is the value of CotZ?

If each median of an equilateral triangle has a length of 12cm. Then what will be the value of in-radius (in cm) of the equilateral triangle?

A man travels 430 kilometres in, partly by rail and partly by steamer. He spends 10 hours more time on steamer. If the velocity of the steamer is 25 km/hr and the velocity of rail is 65 km/hr, how much distance does he cover by steamer?

What will be the net discount (in %) of two successive discounts of 15% and 35%?

If on a Sale there is 40% discount on the marked price of Rs 1000, but the sale is done at Rs 510 only then what additional discount (in %) did the customer get?

In the following question, select the odd word from the given alternatives.

10+10(9) =